<html>
<head>
</head>
<body>
<br>
              <div margin="center"><h1>用户系统</h1>
              <div>
              <form action="/login">
                 userName：<input type="text" name="userName"></br>
                 passWord：<input type="password" name="passWord"></br>
                 <input type="submit" value="登录"/>
              </form>
              </div>
              </div>
</body>
</html>